github.com/inazumav/sing-box@v0.0.0-20230926072359-ab51429a14f1/docs/configuration/outbound/urltest.md (about)

     1  ### Structure
     2  
     3  ```json
     4  {
     5    "type": "urltest",
     6    "tag": "auto",
     7    
     8    "outbounds": [
     9      "proxy-a",
    10      "proxy-b",
    11      "proxy-c"
    12    ],
    13    "url": "https://www.gstatic.com/generate_204",
    14    "interval": "1m",
    15    "tolerance": 50
    16  }
    17  ```
    18  
    19  ### Fields
    20  
    21  #### outbounds
    22  
    23  ==Required==
    24  
    25  List of outbound tags to test.
    26  
    27  #### url
    28  
    29  The URL to test. `https://www.gstatic.com/generate_204` will be used if empty.
    30  
    31  #### interval
    32  
    33  The test interval. `1m` will be used if empty.
    34  
    35  #### tolerance
    36  
    37  The test tolerance in milliseconds. `50` will be used if empty.